Funding for this research was provided by:
Lilly & Herbert Hansen’s foundation (100063)
Text and Data Mining valid from 2020-04-06
Received: 6 September 2019
Accepted: 24 March 2020
First Online: 6 April 2020
Ethics approval and consent to participate
: According to Danish law, research using questionnaires is exempted from ethical approval (Act on Research Ethics Review of Health Research Projects, Para 14). The launching of the survey, however, requires compliance with compliance with EU regulation 2016/679 and Directive 95/46/EC, General Data Protection Regulation (GDPR) as well as Danish Health Data Agency (DHDA) authorization (n. FSEID-00003692).
: Not applicable.
: The authors declare that they have no competing interests.